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HRP20200313T1 - Method for the remote detection, localization and monitoring of critical faults in pipelines - Google Patents

Method for the remote detection, localization and monitoring of critical faults in pipelines Download PDF

Info

Publication number
HRP20200313T1
HRP20200313T1 HRP20200313TT HRP20200313T HRP20200313T1 HR P20200313 T1 HRP20200313 T1 HR P20200313T1 HR P20200313T T HRP20200313T T HR P20200313TT HR P20200313 T HRP20200313 T HR P20200313T HR P20200313 T1 HRP20200313 T1 HR P20200313T1
Authority
HR
Croatia
Prior art keywords
defect
sensors
pipeline
passive
passive sensors
Prior art date
Application number
HRP20200313TT
Other languages
Croatian (hr)
Inventor
Gianpietro De Lorenzo
Giuseppe Giunta
Alfredo Montini
Original Assignee
Eni S.P.A.
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Eni S.P.A. filed Critical Eni S.P.A.
Publication of HRP20200313T1 publication Critical patent/HRP20200313T1/en

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/04—Analysing solids
    • G01N29/07—Analysing solids by measuring propagation velocity or propagation time of acoustic waves
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/14—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object using acoustic emission techniques
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/44—Processing the detected response signal, e.g. electronic circuits specially adapted therefor
    • G01N29/4472—Mathematical theories or simulation
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/01—Indexing codes associated with the measuring variable
    • G01N2291/011—Velocity or travel time
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/10—Number of transducers
    • G01N2291/106—Number of transducers one or more transducer arrays
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/26—Scanned objects
    • G01N2291/263—Surfaces
    • G01N2291/2634—Surfaces cylindrical from outside

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Pathology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Acoustics & Sound (AREA)
  • Mathematical Optimization (AREA)
  • Mathematical Analysis (AREA)
  • Algebra (AREA)
  • Mathematical Physics (AREA)
  • Pure & Applied Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Length Measuring Devices Characterised By Use Of Acoustic Means (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Examining Or Testing Airtightness (AREA)
  • Pipeline Systems (AREA)

Claims (4)

1. Metoda za daljinsku detekciju, lokalizaciju i praćenje kritičnih nedostataka u podzemnim ili podvodnim cjevovodima, koja obuhvaća: a. postavljanje, na vanjsku površinu cjevovoda, prve skupine pasivnih akustičnih senzora koji su u stanju da detektiraju emisiju akustičnih valova u opsegu ultrazvuka; b. detekciju, pomoću navedenih pasivnih akustičnih senzora, akustičnih valova (ultrazvuka) distribuiranih duž zidova cjevovoda sa formiranjem kritičnog nedostatka ili u momentu razvoja nedostatka već pod kontrolom; c. pretvaranje primljenih signala u električne signale; d. prenošenje električnih signala koji dolaze iz najmanje dva pasivna senzora najbliža kritičnom nedostatku, pozicionirana u blizini navedenog nedostatka, u centar za prikupljanje podataka; e. pretvaranje svakog primljenog električnog signala u digitalni signal poslat u daljinski procesorski sustav, opremljen softverom, koji identificira vrijeme prijema signala emitiranog sa nedostatka, u odnosu na navedena najmanje dva pasivna senzora u blizini nedostatka, mjerenjem akustičnog intenziteta emisijskog udara; f. identificiranje i/ili praćenje, pomoću softvera, relativnog položaja nedostatka koji se pojavio ili koji se razvija, u odnosu na navedena najmanje dva pasivna senzora koji su otkrili emisiju zvuka i njegove udaljenosti L (k) od navedena najmanje dva pasivna senzora, počevši od onog koji je najudaljeniji od nedostatka, razvojem jednadžbe: [image] gdje Vk(s,τ) je stopa širenja akustičnih valova u odnosu na senzor k od navedena najmanje dva pasivna senzora, koja zavisi od prostora (s) koji zvučni valovi moraju prijeći kroz fizička sredstva cjevovoda, vremena (t) širenja i vremena (τ) koje zavisi od servisnog stanja senzora k, g. kontroliranje servisnog stanja pasivnih senzora pomoću jednog ili više aktivnih akustičnih senzora pozicioniranih na vanjskoj površini cjevovoda, koji su u stanju da emitiraju, po komandi, akustične valove (ultrazvuke) usporedive sa onima emitiranim od strane stvarnog nedostatka.1. Method for remote detection, localization and monitoring of critical defects in underground or underwater pipelines, which includes: a. placing, on the external surface of the pipeline, the first group of passive acoustic sensors that are able to detect the emission of acoustic waves in the ultrasound range; b. detection, using the mentioned passive acoustic sensors, of acoustic waves (ultrasound) distributed along the walls of the pipeline with the formation of a critical defect or at the moment of the development of the defect already under control; c. converting received signals into electrical signals; d. transmission of electrical signals coming from at least two passive sensors closest to the critical defect, positioned near said defect, to the data collection center; e. converting each received electrical signal into a digital signal sent to a remote processing system, equipped with software, which identifies the time of reception of the signal emitted from the defect, in relation to the specified at least two passive sensors near the defect, by measuring the acoustic intensity of the emission shock; f. identifying and/or monitoring, by means of software, the relative position of the defect that has appeared or is developing, in relation to said at least two passive sensors that have detected the emission of sound and its distance L (k) from said at least two passive sensors, starting from that which is farthest from the deficiency, by developing the equation: [image] where Vk(s,τ) is the propagation rate of the acoustic waves in relation to the sensor k of the specified at least two passive sensors, which depends on the space (s) that the sound waves must pass through the physical means of the pipeline, the time (t) of propagation and the time (τ ) which depends on the service state of sensor k, g. controlling the service state of passive sensors using one or more active acoustic sensors positioned on the outer surface of the pipeline, which are able to emit, on command, acoustic waves (ultrasounds) comparable to those emitted by the actual defect. 2. Metoda prema patentnom zahtjevu 1, gdje su pasivni senzori pozicionirani u skladu sa mogućim kritičnim traktima cjevovoda.2. The method according to claim 1, where the passive sensors are positioned in accordance with possible critical pipeline tracts. 3. Metoda prema patentnom zahtjevu 1 ili 2 gdje su pasivni senzori postavljeni dužinom od 800-1500 m cjevovoda, na udaljenosti od 10 do 50 m jedan od drugog.3. Method according to patent claim 1 or 2 where passive sensors are placed along a length of 800-1500 m of pipeline, at a distance of 10 to 50 m from each other. 4. Metoda prema patentnom zahtjevu 1, 2 ili 3, gdje su pasivni senzori piezoelektričnog tipa.4. The method according to claim 1, 2 or 3, where the passive sensors are of the piezoelectric type.
HRP20200313TT 2008-04-24 2020-02-25 Method for the remote detection, localization and monitoring of critical faults in pipelines HRP20200313T1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
IT000759A ITMI20080759A1 (en) 2008-04-24 2008-04-24 METHOD FOR DETECTION LOCALIZATION AND MONITORING OF CRITICAL DEFECTS IN REMOTE PIPES
PCT/EP2009/002776 WO2009129959A1 (en) 2008-04-24 2009-04-09 Method for the remote detection, localization and monitoring of critical faults in pipelines
EP09734531.8A EP2269052B1 (en) 2008-04-24 2009-04-09 Method for the remote detection, localization and monitoring of critical faults in pipelines

Publications (1)

Publication Number Publication Date
HRP20200313T1 true HRP20200313T1 (en) 2020-06-12

Family

ID=40297009

Family Applications (1)

Application Number Title Priority Date Filing Date
HRP20200313TT HRP20200313T1 (en) 2008-04-24 2020-02-25 Method for the remote detection, localization and monitoring of critical faults in pipelines

Country Status (11)

Country Link
US (1) US8381593B2 (en)
EP (1) EP2269052B1 (en)
CA (1) CA2721160C (en)
CY (1) CY1122830T1 (en)
DK (1) DK2269052T3 (en)
EA (1) EA021964B1 (en)
HR (1) HRP20200313T1 (en)
HU (1) HUE048634T2 (en)
IT (1) ITMI20080759A1 (en)
PL (1) PL2269052T3 (en)
WO (1) WO2009129959A1 (en)

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US8483007B2 (en) * 2010-10-18 2013-07-09 Eaton Corporation Acoustic sensor system for detecting electrical conductivity faults in an electrical distribution system
GB2491804B (en) * 2011-05-11 2018-01-17 Syrinix Ltd Pipeline fault detection system and monitor unit
US10191016B2 (en) * 2012-05-16 2019-01-29 Hidden Solutions Llc Method and system for passive detection, localization and characterization of mechanical wave sources using ultrasonic guided waves
GB2513094B (en) 2013-02-14 2019-03-13 Syrinix Ltd Pipeline pressure transient event monitoring unit and method
WO2015084348A1 (en) * 2013-12-04 2015-06-11 Halliburton Energy Services, Inc. Deposit build-up monitoring, identification and removal optimization for conduits
RU2673367C2 (en) * 2014-04-18 2018-11-26 Эни С.П.А. Method and system for continuous remote control of deformations in pipelines under pressure
US10602040B2 (en) 2015-02-27 2020-03-24 I&Eye Enterprises, LLC Wastewater monitoring system and method
US9756231B2 (en) 2015-02-27 2017-09-05 I&Eye Enterprises, LLC Wastewater monitoring system and method
US11300855B2 (en) 2015-02-27 2022-04-12 l&Eye Enterprises, LLC Wastewater monitoring system and method
DE102016211651B4 (en) 2016-06-28 2022-03-24 Bender Gmbh & Co. Kg Method for determining an insulation fault location on an electrical conductor of a submarine umbilical
GB2597763A (en) 2020-08-04 2022-02-09 Syrinix Ltd Transient pressure event detection system and method
RU2739715C1 (en) * 2020-08-12 2020-12-28 Общество с ограниченной ответственностью «Татнефть-Пресскомпозит» Method for determination of safe operation period of fiberglass pipelines
US12000740B2 (en) 2020-11-17 2024-06-04 Board Of Trustees Of Michigan State University Sensor apparatus
KR102528544B1 (en) * 2021-05-13 2023-05-09 주식회사 아이디케이 Method for locating fault using acoustic emission signal
US11895387B2 (en) 2022-07-08 2024-02-06 I & EyeEnterprises, LLC Modular camera that uses artificial intelligence to categorize photos
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Also Published As

Publication number Publication date
PL2269052T3 (en) 2020-06-01
WO2009129959A1 (en) 2009-10-29
US20110114412A1 (en) 2011-05-19
EP2269052B1 (en) 2019-12-11
EA021964B1 (en) 2015-10-30
US8381593B2 (en) 2013-02-26
ITMI20080759A1 (en) 2009-10-25
HUE048634T2 (en) 2020-08-28
CY1122830T1 (en) 2021-05-05
DK2269052T3 (en) 2020-03-09
CA2721160A1 (en) 2009-10-29
EA201001535A1 (en) 2011-06-30
EP2269052A1 (en) 2011-01-05
CA2721160C (en) 2016-09-20

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